/*
 * Copyright 2018 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.gradle.api.tasks

import org.gradle.integtests.fixtures.AbstractIntegrationSpec

class TaskDependencyIntegrationTest extends AbstractIntegrationSpec {

    def "removing is not supported by task dependencies set"() {
        given:
        buildFile << """
            task t
            task foo { dependsOn t }
            foo.dependsOn.$removalMethod
        """

        when:
        fails()

        then:
        failure.assertHasCause('Removing a task dependency from a task instance is not supported.')

        where:
        removalMethod   | _
        'remove(t)'     | _
        'removeAll([])' | _
        'retainAll([])' | _
    }
}
